omit HotModuleReplacementPlugin

config/webpack.dev.js

@@ -50,8 +50,6 @@ module.exports = require('./webpack.common')({
       analyzerMode: ANALYZE ? 'server' : 'disabled',
     }),
 
-    new webpack.HotModuleReplacementPlugin(),
-
   ],
   optimization: {},
   performance: {

package.json

@@ -188,8 +188,6 @@
     "webpack-assets-manifest": "^3.0.1",
     "webpack-bundle-analyzer": "^2.9.0",
     "webpack-cli": "^3.0.8",
-    "webpack-dev-middleware": "^3.1.3",
-    "webpack-hot-middleware": "^2.22.2",
     "webpack-merge": "~4.1.0"
   },
   "_moduleAliases": {